Question

find the angle which is equal to its complement​

Answer 1

Answer:

Complementary angles add up to 90 degrees, while supplementary angles add up to 180 degrees. Thus the angle which is equal to its complement is 45 deg

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Answer 2

Answer:

let an angle = x° and complement angle = y°

=> sum of two complementary angle = 90°

=> x°+y°= 90° => y° = 90° - x°

therefore the complementary angle = 90- x°